<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.orz">

<head>
    <meta charset="UTF-8">
    <title>login</title>
</head>
<body>
错误信息：<h4 th:text="${msg}"></h4>
<form action="" method="post">
    <p>账号:<input type="text" name="username" value="lxz"/></p>
    <p><input type="text" name="password" value="123456"/></p>
    <p><input type="submit" value="登录"/></p>
</form>

</body>
</html>